Ink bottle
US-2017355191-A1 · Dec 14, 2017 · US
Liquid storage container
US2022016892A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2022016892-A1 |
| Application number | US-202117370942-A |
| Country | US |
| Kind code | A1 |
| Filing date | Jul 8, 2021 |
| Priority date | Jul 16, 2020 |
| Publication date | Jan 20, 2022 |
| Grant date | — |
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- Title
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- Abstract
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- Assignees and inventors
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- Key dates
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- First independent claim
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- CPC / IPC classifications
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- Citations and related patents
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Abstract
Official abstract text for this publication.
A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged; a cover portion configured to be attachable to the discharge port member and to be capable of opening and closing the discharge port; and a sealing portion formed of a contact portion between the cover portion and the discharge port member. The cover portion includes a groove structure between an outer periphery of the cover portion and the sealing portion.
First claim
Opening claim text (preview).
What is claimed is: 1 . A liquid storage container comprising: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged; a cover portion configured to be attachable to the discharge port member and to be capable of opening and closing the discharge port; and a sealing portion formed of a contact portion between the cover portion and the discharge port member, wherein the cover portion includes a groove structure between an outer periphery of the cover portion and the sealing portion. 2 . The liquid storage container according to claim 1 , wherein the groove structure is arranged on a top face of an outer portion of the cover portion. 3 . The liquid storage container according to claim 1 , wherein the groove structure is arranged on a top face of an inner portion of the cover portion. 4 . The liquid storage container according to claim 1 , wherein the groove structure is arranged both in a top face of an inner portion and a top face of an outer portion of the cover portion. 5 . The liquid storage container according to claim 1 , wherein the groove structure is formed continuously all around the center of the cover portion. 6 . The liquid storage container according to claim 1 , wherein the groove structure is formed discontinuously around the center of the cover portion. 7 . The liquid storage container according to claim 1 , wherein the groove structure has a circular shape. 8 . The liquid storage container according to claim 1 , wherein the groove structure has a polygonal shape. 9 . The liquid storage container according to claim 1 , wherein the cover portion and the discharge port member include thread structures, respectively, and the cover portion is attached to the discharge port member by the thread structures. 10 . The liquid storage container according to claim 1 , wherein the cover portion includes a cylindrical structure, configured to be in contact with the discharge port member, directly below the groove structure. 11 . The liquid storage container according to claim 1 , wherein a liquid stop valve is provided inside the discharge port member, a protrusion configured to open the liquid stop valve in closing the cover portion is provided inside the cover portion, and the protrusion opens the liquid stop valve in a state where the cover portion is attached to the discharge port member. 12 . The liquid storage container according to claim 1 , wherein the liquid storage container stores liquid with which a liquid tank of a liquid ejecting apparatus is replenished, the liquid ejecting apparatus configured to eject the liquid, and the discharge port member includes a recess portion configured to engage with a protruding portion provided in the liquid tank.
Assignees
Inventors
Classifications
- B41J2/17506Primary
Refilling of the cartridge · CPC title
Inner structure · CPC title
- B41J2/17503Primary
Ink cartridges · CPC title
Outer structure · CPC title
Spring-loaded valves · CPC title
Patent family
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External sources
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US2022016892A1 cover?
- A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged; a cover portion configured to be attachable to the discharge port member and to be capable of opening and closing the discharge port; and a sealing portion formed of a contact portion between the cover portion and the discharge port member. The …
- Who is the assignee on this patent?
- Canon Kk
- What technology area does this patent fall under?
- Primary CPC classification B41J2/17506. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Thu Jan 20 2022 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).